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From Saurabh Dutta <saurabh.du...@impetus.co.in>
Subject RE: SSH problem in hadoop installation
Date Tue, 25 Jan 2011 12:21:37 GMT
By client I mean the machine from which you are trying to ssh. By server I mean the machine
which you want to login. Can you paste the contents of your /etc/hosts, /etc/hosts.allow,
/etc/hosts.deny files.

-----Original Message-----
From: rahul patodi [mailto:patodirahul@gmail.com]
Sent: Tuesday, January 25, 2011 5:31 PM
To: common-user@hadoop.apache.org
Subject: Re: SSH problem in hadoop installation

Hi,
Have you installed ssh on all the nodes?
if yes configure it. You can refer
http://hadoop-tutorial.blogspot.com/2010/11/running-hadoop-in-distributed-mode.html
<http://hadoop-tutorial.blogspot.com/2010/11/running-hadoop-in-distributed-mode.html>
--
*Regards*,
Rahul Patodi
Software Engineer,
Impetus Infotech (India) Pvt Ltd,
www.impetus.com
Mob:09907074413

On Tue, Jan 25, 2011 at 5:20 PM, real great..
<greatness.hardness@gmail.com>wrote:

> Hi,
> @sourabh: its a simple cluster in lab. So nothing like server and
> administrator..
> We have always passwords with us only.
>
> On Tue, Jan 25, 2011 at 11:49 AM, Saurabh Dutta <
> saurabh.dutta@impetus.co.in
> > wrote:
>
> > Hi,
> >
> > Do you've access the to the server. If you don't you'll have to ask the
> > administrator to check if the client's IP address is present in the
> server's
> > /etc/hosts.allow and make sure it is not present in the /etc/hosts.deny
> file
> >
> > There could be other reasons too like the Fingerprint Keys getting
> > corrupted but this should be the first step and only then you should look
> > for other options.
> >
> > Thanks,
> > Saurabh Dutta
> >
> > -----Original Message-----
> > From: real great.. [mailto:greatness.hardness@gmail.com]
> > Sent: Tuesday, January 25, 2011 11:38 AM
> > To: common-user
> > Subject: SSH problem in hadoop installation
> >
> > Hi,
> > Am trying to install Hadoop on a linux cluster(Fedora 12).
> > However, am not able to SSH to localhost and gives the following error.
> >
> > *ssh_exchange_identification: Connection closed by remote host*
> >
> > I know this is not the correct forum for asking this question. Yet it
> could
> > solve a lot of my time if any of you could help me.
> > Thanks,
> >
> >
> >
> > --
> > Regards,
> > R.V.
> >
> > ________________________________
> >
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> >
> > NOTE: This message may contain information that is confidential,
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>
>
>
> --
> Regards,
> R.V.
>

________________________________

For updates on our latest innovations in supporting great software products in Mobile Computing,
Large Data, Cloud Computing, SaaS and Social Media & Analytics, follow us on www.twitter.com/impetuscalling.
OR
Click http://www.impetus.com to know more.


NOTE: This message may contain information that is confidential, proprietary, privileged or
otherwise protected by law. The message is intended solely for the named addressee. If received
in error, please destroy and notify the sender. Any use of this email is prohibited when received
in error. Impetus does not represent, warrant and/or guarantee, that the integrity of this
communication has been maintained nor that the communication is free of errors, virus, interception
or interference.

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